CA2568651A1 - A lubricating oil composition with improved emission compatibility - Google Patents

A lubricating oil composition with improved emission compatibility Download PDF

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Publication number
CA2568651A1
CA2568651A1 CA002568651A CA2568651A CA2568651A1 CA 2568651 A1 CA2568651 A1 CA 2568651A1 CA 002568651 A CA002568651 A CA 002568651A CA 2568651 A CA2568651 A CA 2568651A CA 2568651 A1 CA2568651 A1 CA 2568651A1
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CA
Canada
Prior art keywords
lubricating oil
oil composition
composition according
detergent
boron
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002568651A
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French (fr)
Other versions
CA2568651C (en
Inventor
Alexander B. Boffa
Ralph Eric Olsen
Willem Van Dam
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Chevron Oronite Co LLC
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Chevron Oronite Co LLC
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Publication of CA2568651A1 publication Critical patent/CA2568651A1/en
Application granted granted Critical
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/12—Reaction products
    • C10M159/20—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
    • C10M159/24—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing sulfonic radicals
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M163/00—Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/028—Overbased salts thereof
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
    • C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/28—Amides; Imides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid salts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/045—Metal containing thio derivatives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/12—Groups 6 or 16
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/42—Phosphor free or low phosphor content compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/43—Sulfur free or low sulfur content compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/45—Ash-less or low ash content
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/52—Base number [TBN]
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/252—Diesel engines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

A lubricating oil composition comprising a major amount of an oil of lubricating viscosity, an alkaline earth metal borated sulfonate detergent, and, optionally, a molybdenum-containing compound, wherein the lubricating oil composition comprises no more than 0.12 wt% phosphorus and the amount of sulfated ash in the lubricating oil is not more than 1.25wt%.

Claims (39)

1. A lubricating oil composition comprising (A) a major amount of an oil of lubricating viscosity; and (B) a borated alkaline earth metal sulfonate detergent prepared by a process comprising (a) reacting (i) at least one of an oil soluble sulfonic acid or alkaline earth sulfonate salt or mixtures thereof;
(ii) at least one source of an alkaline earth metal; and (iii) at least one source of boron, in the presence of (iv) at least one hydrocarbon solvent;
and (v) from 0 to less than 10 mole percent, relative to the source of boron, of an overbasing acid, other than the source of boron; and (b) heating the reaction product of (a) to a temperature above the distillation temperature of (iv) to distill (iv) and water of reaction, wherein the lubricating oil composition contains no more than 0.12 wt% phosphorus and no more than 1.25 wt%
sulfated ash.
2. The lubricating oil composition according to Claim 1 wherein step (a) takes place in the further presence of at least one low molecular weight alcohol.
3. The lubricating oil composition according to Claim 2 wherein the low molecular weight alcohol is a monohydric alcohol.
4. The lubricating oil composition according to Claim 1, wherein the borated alkaline earth metal salt is a borated calcium sulfonate.
5. The lubricating oil composition according to Claim 4, wherein the borated calcium sulfonate has a TBN of from about 10 to about 500.
6. The lubricating oil composition according to Claim 5, wherein the borated calcium sulfonate has a TBN from about 10 to about 400.
7. The lubricating oil composition according to Claim 6, wherein the borated calcium sulfonate has a TBN from about 100 to about 300.
8. The lubricating oil composition according to Claim 7, wherein the borated calcium sulfonate has a TBN from about 150 to about 250.
9. The lubricating oil composition according to Claim 1 wherein the composition further comprises a molybdenum-containing complex.
10. The lubricating oil composition according to Claim 9, wherein the molybdenum-containing compound is a molybdenum succinimide complex.
11. The lubricating oil composition according to Claim 8, wherein the concentration of molybdenum is from about 40 ppm to about 1000 ppm, based on the total weight of the lubricating oil composition.
12. The lubricating oil composition according to Claim 11, wherein the concentration of molybdenum is from about 50 ppm to about 500 ppm, based no the total weight of lubricating oil composition.
13. The lubricating oil composition according to Claim 1, wherein the amount of phosphorous in the lubricating oil composition is no more than 0.10 wt%.
14. The lubricating oil composition according to Claim 13, wherein the amount of phosphorous in the lubricating oil composition is no more than 0.08 wt%.
15. The lubricating oil composition according to Claim 14, wherein the amount of phosphorous in the lubricating oil composition is no more than 0.06 wt%.
16. The lubricating oil composition according to Claim 15, wherein the I
ubricating oil composition is substantially free of any phosphorous.
17. The lubricating oil composition according to Claim 1, comprising at least 50 parts per million of boron.
18. The lubricating oil composition according to Claim 1, further comprising a mixture of a boron-containing dispersant and a non-boron-containing dispersant.
19. The lubricating oil composition according to Claim 18, comprising from about 50 parts per million to about 2000 parts per million boron.
20. The lubricating oil composition according to Claim 15, comprising a sulfated ash concentration of no more than 1.0 wt%.
21. The lubricating oil composition according to Claim 20, comprising a sulfated ash concentration of no more than 0.8 wt%.
22. The lubricating oil composition according to Claim 21, comprising a sulfated ash concentration of no more than 0.5 wt%.
23. The lubricating oil composition according to Claim 1, further comprising a sulfur concentration of no more than 0.5 wt%.
24. The lubricating oil composition according to Claim 23, comprising a sulfur concentration of no more than 0.4 wt%.
25. The lubricating oil composition according to Claim 24, comprising a sulfur concentration of no more than 0.3 wt%.
26. The lubricating oil composition according to Claim 1, further comprises a phenolic antioxidant in an amount greater than 0.2 wt%.
27. The lubricating oil composition according to Claim 26, comprising a phenolic antioxidant in an amount greater than 0.8 wt%.
28. The lubricating oil composition according to Claim 1, further comprising a detergent selected from at least one of a phenate detergent, an additional sulfonate detergent, a carboxylate detergent, or mixtures thereof.
29. The lubricating oil composition according to Claim 28, wherein the detergent is a magnesium sulfonate detergent.
30. The lubricating oil composition according to Claim 28, wherein the detergent is a mixture of a calcium phenate detergent and a magnesium sulfonate detergent.
31. The lubricating oil composition according to Claim 28, wherein the detergent is a C02 overbased detergent derived from more than 10 mole percent, relative to the source of boron, of an overbasing acid, other than the source of boron.
32. The lubricating oil composition according to Claim 31, wherein the detergent is a CO2 overbased detergent containing no boron.
33. The lubricating oil composition according to Claim 31, wherein the TBN
of the overbased detergent is form about 50 to about 500 TBN.
34. The lubricating oil composition according to Claim 1, wherein the concentration of the borated sulfonate is no more than 3.0 wt%, on an actives basis, based on the total weight of the lubricating oil composition.
35. The lubricating oil composition according to Claim 33, wherein the concentration of the borated sulfonate is no more than 1.0 wt%, on an actives basis, based on the total weight of the lubricating oil composition.
36. The lubricating oil composition according to Claim 34, wherein the concentration of the borated sulfonate is no more then 0.5wt%, on an active basis, based on the total weight of the lubricating oil composition.
37. A method of making a lubricating oil composition comprising mixing (A) a major amount of an oil of lubricating viscosity; and (B) a borated alkaline earth metal sulfonate detergent prepared by a process comprising (a) reacting (i) at least one of an oil soluble sulfonic acid or alkaline earth sulfonate salt or mixtures thereof;
(ii) at least one source of an alkaline earth metal; and (iii) at least one source of boron, in the presence of (iv) at least one hydrocarbon solvent;

and (v) from 0 to less than 10 mole percent, relative to the source of boron, of an overbasing acid, other than the source of boron; and (b) heating the reaction product of (a) to a temperature above the distillation temperature of (iv) to distill (iv) and water of reaction, wherein the lubricating oil composition contains no more than 0.12 wt% phosphorus and no more than 1.25 wt% sulfated ash.
38. A method of reducing corrosion in an internal combustion engine which comprises operating the engine with the lubricating oil composition of Claim 1.
39. A method of reducing wear in an internal combustion engine which comprises operating the engine with the lubricating oil composition of Claim 1.
CA2568651A 2005-11-30 2006-11-22 A lubricating oil composition with improved emission compatibility Active CA2568651C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/292,403 US7981846B2 (en) 2005-11-30 2005-11-30 Lubricating oil composition with improved emission compatibility
US11/292,403 2005-11-30

Publications (2)

Publication Number Publication Date
CA2568651A1 true CA2568651A1 (en) 2007-05-30
CA2568651C CA2568651C (en) 2012-02-21

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Country Status (5)

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US (1) US7981846B2 (en)
EP (1) EP1792968A3 (en)
JP (2) JP5345756B2 (en)
CA (1) CA2568651C (en)
SG (2) SG149016A1 (en)

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JP5345756B2 (en) 2013-11-20
CA2568651C (en) 2012-02-21
US20070123437A1 (en) 2007-05-31
EP1792968A3 (en) 2010-11-03
US7981846B2 (en) 2011-07-19
EP1792968A2 (en) 2007-06-06
SG132646A1 (en) 2007-06-28
JP2007154196A (en) 2007-06-21
JP2013213224A (en) 2013-10-17

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